org.uma.jmetal.qualityindicator.impl

Class GenerationalDistance<Evaluate extends List<? extends Solution<?>>>

java.lang.Object

org.uma.jmetal.util.naming.impl.SimpleDescribedEntity

org.uma.jmetal.qualityindicator.impl.GenerationalDistance<Evaluate>

All Implemented Interfaces:

QualityIndicator<Evaluate,Double>, DescribedEntity

public class GenerationalDistance<Evaluate extends List<? extends Solution<?>>>
extends SimpleDescribedEntity
implements QualityIndicator<Evaluate,Double>

This class implements the generational distance indicator. Reference: Van Veldhuizen, D.A., Lamont, G.B.: Multiobjective Evolutionary Algorithm Research: A History and Analysis. Technical Report TR-98-03, Dept. Elec. Comput. Eng., Air Force Inst. Technol. (1998)

Author:

Antonio J. Nebro , Juan J. Durillo

Constructor Summary

Constructors

Constructor and Description
GenerationalDistance(Front referenceParetoFront) Constructor
GenerationalDistance(String referenceParetoFrontFile) Constructor

Method Summary

Modifier and Type	Method and Description
Double	evaluate(Evaluate solutionList) Evaluate() method
double	generationalDistance(Front front, Front referenceFront) Returns the generational distance value for a given front
String	getName()

Methods inherited from class org.uma.jmetal.util.naming.impl.SimpleDescribedEntity

getDescription, setDescription, setName, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.uma.jmetal.util.naming.DescribedEntity

getDescription

Constructor Detail

GenerationalDistance

public GenerationalDistance(String referenceParetoFrontFile)
                     throws FileNotFoundException

Constructor

Parameters:

referenceParetoFrontFile -

Throws:

FileNotFoundException

GenerationalDistance

public GenerationalDistance(Front referenceParetoFront)

Constructor

Parameters:

referenceParetoFront -

Method Detail

evaluate

public Double evaluate(Evaluate solutionList)

Evaluate() method

Specified by:

evaluate in interface QualityIndicator<Evaluate extends List<? extends Solution<?>>,Double>

Parameters:

solutionList -

Returns:

generationalDistance

public double generationalDistance(Front front,
                                   Front referenceFront)

Returns the generational distance value for a given front

Parameters:

front - The front

referenceFront - The reference pareto front

getName

public String getName()

Specified by:

getName in interface QualityIndicator<Evaluate extends List<? extends Solution<?>>,Double>

Specified by:

getName in interface DescribedEntity

Overrides:

getName in class SimpleDescribedEntity

Returns:

the name of the DescribedEntity